A practical treatise on the technics and principles of dental orthopedia and prosthetic correction of cleft palate . CHAPTER XVI. INTERMAXILLARY AND OCCIPITAL FORCE 133 age completely outside of the immediate field of action. This same need or necessity-was the mother of the invention of the intermaxillary force. As means developfor applying these forces in a scientific and skillful manner, they will be consideredmore and more among the indispensable powers for the regulation of teeth. Thiscan only be accomplished by a full appreciation of dento-facial relations, and theadoption of applicable
A practical treatise on the technics and principles of dental orthopedia and prosthetic correction of cleft palate . CHAPTER XVI. INTERMAXILLARY AND OCCIPITAL FORCE 133 age completely outside of the immediate field of action. This same need or necessity-was the mother of the invention of the intermaxillary force. As means developfor applying these forces in a scientific and skillful manner, they will be consideredmore and more among the indispensable powers for the regulation of teeth. Thiscan only be accomplished by a full appreciation of dento-facial relations, and theadoption of applicable variations in methods and apparatus which will make theproper corrective movements possible. Fig. One of the greatest objections and drawbacks to the more general adoption ofthe occipital force has been the discomfort and irritation, if not actual pain, whichthe various forms of headgear apparatus that are sold on the market give to sen-sitive patients, and which so frequently causes them to omit wearing it a sufficientportion of the time to be of real service. An occipital apparatus should be one that can be perfectly fitted by the operatorto the form and requirements of the individual patient, with no prominent or 134 PART IV. TECH NIC PRINCIPLES OF PRACTICE projecting portions to interfere with the pillow while at rest, and one which can beeasily adjusted by the patient and worn with the least possible discomfort duringsleeping and waking hours. The principal direction of its movement is upward andbackward, with a tendency toward the production of a movement when appliedto the teeth that is frequently demanded, and which can be accomplished in noother way. The headcap of the mo
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